| // Copyright 2017 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SRC_CONNECTIVITY_NETWORK_MDNS_SERVICE_AGENTS_HOST_NAME_RESOLVER_H_ |
| #define SRC_CONNECTIVITY_NETWORK_MDNS_SERVICE_AGENTS_HOST_NAME_RESOLVER_H_ |
| |
| #include <lib/zx/time.h> |
| |
| #include <memory> |
| #include <string> |
| #include <unordered_set> |
| |
| #include "src/connectivity/network/mdns/service/agents/mdns_agent.h" |
| #include "src/connectivity/network/mdns/service/mdns.h" |
| #include "src/lib/inet/ip_address.h" |
| |
| namespace mdns { |
| |
| // Requests host name resolution. |
| class HostNameResolver : public MdnsAgent { |
| public: |
| // Creates a |HostNameResolver|. |
| HostNameResolver(MdnsAgent::Owner* owner, const std::string& host_name, Media media, |
| IpVersions ip_versions, bool include_local, bool include_local_proxies, |
| zx::duration timeout, Mdns::ResolveHostNameCallback callback); |
| |
| ~HostNameResolver() override; |
| |
| // MdnsAgent overrides. |
| void Start(const std::string& local_host_full_name) override; |
| |
| void ReceiveResource(const DnsResource& resource, MdnsResourceSection section, |
| ReplyAddress sender_address) override; |
| |
| void EndOfMessage() override; |
| |
| void OnAddProxyHost(const std::string& host_full_name, |
| const std::vector<HostAddress>& addresses) override; |
| |
| void Quit() override; |
| |
| private: |
| std::vector<HostAddress> addresses() const { |
| std::vector<HostAddress> result; |
| result.assign(addresses_.begin(), addresses_.end()); |
| return result; |
| } |
| |
| void InvokeCallbackAndRemoveSelf(); |
| |
| std::string host_name_; |
| std::string host_full_name_; |
| Media media_; |
| IpVersions ip_versions_; |
| bool include_local_; |
| bool include_local_proxies_; |
| zx::duration timeout_; |
| Mdns::ResolveHostNameCallback callback_; |
| std::unordered_set<HostAddress, HostAddress::Hash> addresses_; |
| |
| public: |
| // Disallow copy, assign and move. |
| HostNameResolver(const HostNameResolver&) = delete; |
| HostNameResolver(HostNameResolver&&) = delete; |
| HostNameResolver& operator=(const HostNameResolver&) = delete; |
| HostNameResolver& operator=(HostNameResolver&&) = delete; |
| }; |
| |
| } // namespace mdns |
| |
| #endif // SRC_CONNECTIVITY_NETWORK_MDNS_SERVICE_AGENTS_HOST_NAME_RESOLVER_H_ |